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Noteworthy Monday Option Activity: TWLO, AEHR, CGEM


Joel Kornblau, Editor, Stock Options Channel - Monday, December 8, 2025, 3:33 PM

A trader believes they have identified an opportunity to sell calls.

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Twilio Inc (TWLO), where a total volume of 14,291 contracts has been traded thus far today, a contract volume which is representative of approximately 1.4 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 75.8% of TWLO's average daily trading volume over the past month, of 1.9 million shares. Especially high volume was seen for the $120 strike put option expiring December 19, 2025, with 3,002 contracts trading so far today, representing approximately 300,200 underlying shares of TWLO. Below is a chart showing TWLO's trailing twelve month trading history, with the $120 strike highlighted in orange:

Aehr Test Systems (AEHR) saw options trading volume of 5,177 contracts, representing approximately 517,700 underlying shares or approximately 69.6% of AEHR's average daily trading volume over the past month, of 743,570 shares. Particularly high volume was seen for the $22.50 strike call option expiring March 20, 2026, with 4,572 contracts trading so far today, representing approximately 457,200 underlying shares of AEHR. Below is a chart showing AEHR's trailing twelve month trading history, with the $22.50 strike highlighted in orange:

And Cullinan Therapeutics Inc (CGEM) saw options trading volume of 8,501 contracts, representing approximately 850,100 underlying shares or approximately 67.3% of CGEM's average daily trading volume over the past month, of 1.3 million shares. Especially high volume was seen for the $15 strike call option expiring December 19, 2025, with 3,688 contracts trading so far today, representing approximately 368,800 underlying shares of CGEM. Below is a chart showing CGEM's trailing twelve month trading history, with the $15 strike highlighted in orange:

For the various different available expirations for TWLO options, AEHR options, or CGEM options, visit StockOptionsChannel.com.

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